site open problem

hi i have problem my site open fine but when my user online increase then site open very slow and show some time error of data base
Error establishing a database connection
please tell me whats problem
i have hostkey vps with 1 gb ram
and webuzo register cpanel

Black Tiger
Reviewed by Black Tiger on
11th Nov 2012.
site open problemhi i have problem my site open fine but when my user online increase then site open very slow and show some time error of data base
Error establishing a database connection
please tell me whats problem
i have hostkey vps with 1 gb ram
and webuzo register cpanel
Rating: 5